The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 28, 2017

Filed:

Sep. 29, 2016
Applicant:

Aramco Services Company, Houston, TX (US);

Inventors:

Anuj Gupta, Katy, TX (US);

Daniel T. Georgi, Houston, TX (US);

Katherine L. Hull, Houston, TX (US);

Assignee:

Aramco Services Company, Houston, TX (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01V 5/00 (2006.01); E21B 25/08 (2006.01); E21B 25/00 (2006.01); E21B 49/06 (2006.01); E21B 49/08 (2006.01); G01V 5/04 (2006.01); G01N 33/24 (2006.01); G01N 23/04 (2006.01);
U.S. Cl.
CPC ...
E21B 25/08 (2013.01); E21B 25/005 (2013.01); E21B 49/06 (2013.01); E21B 49/082 (2013.01); E21B 49/086 (2013.01); G01N 33/24 (2013.01); G01V 5/04 (2013.01); G01N 23/046 (2013.01);
Abstract

Provided herein are methods and apparatus for collecting and preserving core samples from a reservoir. In some embodiments, a method includes obtaining core samples from a reservoir using a rock and fluid sampling tool and depositing the core samples in a vessel filled with a hydrogen-free fluid such that a portion of the hydrogen-free fluid is displaced by the core samples and the core samples are immersed in the hydrogen-free fluid. The method also includes transferring a gas into the vessel to occupy a space in the vessel and sealing the vessel via a cap on an end of the vessel. Methods of analyzing the core samples core samples collected from a reservoir and a rock and fluid sampling tool are also provided.


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